Environmental Chemistry-Water Pollution (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Chemistry): Questions 1 - 3 of 3

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Question number: 1

» Environmental Chemistry » Water Pollution » Major Pollutants

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MCQ▾

Question

If BOD rives in high, it means that the river is?

Choices

Choice (4) Response

a.

Very much polluted with organic chemicals which are decomposed by micro-organisms

b.

Polluted with pesticides

c.

Not polluted

d.

Very much polluted with inorganic chemicals

Question number: 2

» Environmental Chemistry » Water Pollution » Major Pollutants

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MCQ▾

Question

Which statement is not correct?

Choices

Choice (4) Response

a.

is the main air pollutant

b.

All pollutant are not waster

c.

Water is pollutant by dissolved oxygen

d.

Lichens are pollution indicators

Question number: 3

» Environmental Chemistry » Water Pollution » Major Pollutants

» Environmental Chemistry » Soil Pollution » Major Pollutants

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MCQ▾

Question

Biosphere includes?

Choices

Choice (4) Response

a.

Atmosphere only

b.

Lithosphere only

c.

Hydrosphere only

d.

All a. , b. and c. are correct

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